pawarser: require/derive PartialEq + Eq for NodeKind and its contents

crates/json-pawarser/src/syntax_error.rs

@@ -1,6 +1,6 @@
 use crate::syntax_kind::SyntaxKind;
 
-#[derive(Clone)]
+#[derive(Clone, PartialEq, Eq)]
 pub enum SyntaxError {
     DisallowedKeyType(SyntaxKind),
     MemberMissingValue,

crates/pawarser/src/parser.rs

@@ -13,7 +13,7 @@ pub mod marker;
 /// this is used to define some required SyntaxKinds like an EOF token or an error token
 pub trait SyntaxElement
 where
-    Self: EnumSetType + Into<rowan::SyntaxKind> + Clone,
+    Self: EnumSetType + Into<rowan::SyntaxKind> + Clone + PartialEq + Eq,
 {
     /// EOF value. This will be used by the rest of the parser library to represent an EOF.
     const EOF: Self;

crates/pawarser/src/parser/error.rs

@@ -2,6 +2,6 @@
 // TODO: constrain that conversion to `NodeKind::Error` is enforced to be possible
 pub trait SyntaxError
 where
-    Self: Clone,
+    Self: Clone + PartialEq + Eq,
 {
 }

crates/pawarser/src/parser/event.rs

@@ -22,7 +22,7 @@ impl<SyntaxKind: SyntaxElement, SyntaxErr: SyntaxError> Event<SyntaxKind, Syntax
     }
 }
 
-#[derive(Clone)]
+#[derive(Clone, PartialEq, Eq)]
 pub enum NodeKind<SyntaxKind: SyntaxElement, SyntaxErr: SyntaxError> {
     Tombstone,
     Syntax(SyntaxKind),